n. niobite ; columbite ; greenlandite
misc. mengite
铌铁矿 中文名: 铌铁矿 英文名: niobite cas号: 分子式: 分子量: 密度: 5.2～6.25 熔点: 沸点: 闪点: 粘度: 蒸气压: 折射... 粘氯酸；二氯代丁烯醛酸 粘氯酸；二氯代丁烯醛酸 中文名:
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本文在研究苏州花岗岩中铌铁矿的基础上，首次在该地区发现了钽铁矿。
On the basis of detailed studies on columbite from the Suzhou granite, tantalite has been found for the first time in this granite.
研究了前驱体合成(又称铌铁矿合成)与传统的氧化物混合合成，对PMN - PNN - PZT四元系压电陶瓷性能的影响。
Mainly researched was the effect on properties of PMN-PNN-PZT piezoelectric ceramics for different synthesizing process named precursor synthesis and oxide compound synthesis.
包头铁矿尾矿中铌和稀土氧化物含量分别为0。
The contents of niobium and the total amount of rare earths in the tailings of Baotou iron ores are 0.
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